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llvm-project/llvm/test/Transforms/Attributor/value-simplify-gpu.ll

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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC
target triple = "amdgcn-amd-amdhsa"
@ReachableKernel = internal addrspace(3) global i32 3, align 4
@UnreachableKernel = internal addrspace(3) global i32 42, align 4
@ReachableKernelAS0 = internal global i32 7, align 4
;.
; CHECK: @[[REACHABLEKERNEL:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global i32 3, align 4
; CHECK: @[[UNREACHABLEKERNEL:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global i32 42, align 4
; CHECK: @[[REACHABLEKERNELAS0:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 7, align 4
; CHECK: @[[REACHABLENONKERNEL:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global i32 0, align 4
; CHECK: @[[UNREACHABLENONKERNEL:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global i32 0, align 4
;.
define dso_local void @kernel(i32 %C) norecurse "kernel" {
; TUNIT: Function Attrs: norecurse nosync nounwind
; TUNIT-LABEL: define {{[^@]+}}@kernel
; TUNIT-SAME: (i32 [[C:%.*]]) #[[ATTR0:[0-9]+]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: call void @level1Kernel(i32 [[C]]) #[[ATTR3:[0-9]+]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: norecurse nosync nounwind
; CGSCC-LABEL: define {{[^@]+}}@kernel
; CGSCC-SAME: (i32 [[C:%.*]]) #[[ATTR0:[0-9]+]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: call void @level1Kernel(i32 [[C]]) #[[ATTR4:[0-9]+]]
; CGSCC-NEXT: ret void
;
entry:
call void @level1Kernel(i32 %C)
ret void
}
define internal void @level1Kernel(i32 %C) {
; TUNIT: Function Attrs: norecurse nosync nounwind
; TUNIT-LABEL: define {{[^@]+}}@level1Kernel
; TUNIT-SAME: (i32 [[C:%.*]]) #[[ATTR1:[0-9]+]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: call void @level2Kernelall_early() #[[ATTR4:[0-9]+]]
; TUNIT-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[C]], 0
; TUNIT-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; TUNIT: if.then:
; TUNIT-NEXT: call void @level2Kernela() #[[ATTR3]]
; TUNIT-NEXT: br label [[IF_END:%.*]]
; TUNIT: if.else:
; TUNIT-NEXT: call void @level2Kernelb() #[[ATTR3]]
; TUNIT-NEXT: br label [[IF_END]]
; TUNIT: if.end:
; TUNIT-NEXT: call void @level2Kernelall_late() #[[ATTR3]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: norecurse nosync nounwind
; CGSCC-LABEL: define {{[^@]+}}@level1Kernel
; CGSCC-SAME: (i32 [[C:%.*]]) #[[ATTR1:[0-9]+]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: call void @level2Kernelall_early() #[[ATTR5:[0-9]+]]
; CGSCC-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[C]], 0
; CGSCC-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; CGSCC: if.then:
; CGSCC-NEXT: call void @level2Kernela() #[[ATTR4]]
; CGSCC-NEXT: br label [[IF_END:%.*]]
; CGSCC: if.else:
; CGSCC-NEXT: call void @level2Kernelb() #[[ATTR4]]
; CGSCC-NEXT: br label [[IF_END]]
; CGSCC: if.end:
; CGSCC-NEXT: call void @level2Kernelall_late() #[[ATTR4]]
; CGSCC-NEXT: ret void
;
entry:
call void @level2Kernelall_early()
%tobool = icmp ne i32 %C, 0
br i1 %tobool, label %if.then, label %if.else
if.then: ; preds = %entry
call void @level2Kernela()
br label %if.end
if.else: ; preds = %entry
call void @level2Kernelb()
br label %if.end
if.end: ; preds = %if.else, %if.then
call void @level2Kernelall_late()
ret void
}
define internal void @level2Kernelall_early() {
; CHECK: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; CHECK-LABEL: define {{[^@]+}}@level2Kernelall_early
; CHECK-SAME: () #[[ATTR2:[0-9]+]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: store i32 1, i32* @ReachableKernelAS0, align 4
; CHECK-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; CHECK-NEXT: ret void
;
entry:
store i32 1, i32* @ReachableKernelAS0, align 4
store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
ret void
}
define internal void @level2Kernela() {
; TUNIT: Function Attrs: norecurse nosync nounwind
; TUNIT-LABEL: define {{[^@]+}}@level2Kernela
; TUNIT-SAME: () #[[ATTR1]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* @ReachableKernelAS0, align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 noundef 42) #[[ATTR5:[0-9]+]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nosync nounwind
; CGSCC-LABEL: define {{[^@]+}}@level2Kernela
; CGSCC-SAME: () #[[ATTR3:[0-9]+]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; CGSCC-NEXT: [[TMP1:%.*]] = load i32, i32* @ReachableKernelAS0, align 4
; CGSCC-NEXT: [[TMP2:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
; CGSCC-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 noundef [[TMP2]]) #[[ATTR4]]
; CGSCC-NEXT: ret void
;
entry:
%0 = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
%1 = load i32, i32* @ReachableKernelAS0, align 4
%2 = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
call void @use(i32 %0, i32 %1, i32 %2)
ret void
}
define internal void @level2Kernelb() {
; TUNIT: Function Attrs: norecurse nosync nounwind
; TUNIT-LABEL: define {{[^@]+}}@level2Kernelb
; TUNIT-SAME: () #[[ATTR1]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* @ReachableKernelAS0, align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 noundef 42) #[[ATTR5]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nosync nounwind
; CGSCC-LABEL: define {{[^@]+}}@level2Kernelb
; CGSCC-SAME: () #[[ATTR3]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; CGSCC-NEXT: [[TMP1:%.*]] = load i32, i32* @ReachableKernelAS0, align 4
; CGSCC-NEXT: [[TMP2:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
; CGSCC-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 noundef [[TMP2]]) #[[ATTR4]]
; CGSCC-NEXT: ret void
;
entry:
%0 = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
%1 = load i32, i32* @ReachableKernelAS0, align 4
%2 = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
call void @use(i32 %0, i32 %1, i32 %2)
ret void
}
define internal void @level2Kernelall_late() {
; TUNIT: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; TUNIT-LABEL: define {{[^@]+}}@level2Kernelall_late
; TUNIT-SAME: () #[[ATTR2]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; CGSCC-LABEL: define {{[^@]+}}@level2Kernelall_late
; CGSCC-SAME: () #[[ATTR2]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
; CGSCC-NEXT: ret void
;
entry:
store i32 1, i32 *addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
ret void
}
@ReachableNonKernel = internal addrspace(3) global i32 0, align 4
@UnreachableNonKernel = internal addrspace(3) global i32 0, align 4
define dso_local void @non_kernel(i32 %C) norecurse {
; TUNIT: Function Attrs: norecurse nosync nounwind
; TUNIT-LABEL: define {{[^@]+}}@non_kernel
; TUNIT-SAME: (i32 [[C:%.*]]) #[[ATTR1]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: call void @level1(i32 [[C]]) #[[ATTR3]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: norecurse nosync nounwind
; CGSCC-LABEL: define {{[^@]+}}@non_kernel
; CGSCC-SAME: (i32 [[C:%.*]]) #[[ATTR1]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: call void @level1(i32 [[C]]) #[[ATTR4]]
; CGSCC-NEXT: ret void
;
entry:
call void @level1(i32 %C)
ret void
}
define internal void @level1(i32 %C) {
; TUNIT: Function Attrs: norecurse nosync nounwind
; TUNIT-LABEL: define {{[^@]+}}@level1
; TUNIT-SAME: (i32 [[C:%.*]]) #[[ATTR1]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[LOCAL:%.*]] = alloca i32, align 4
; TUNIT-NEXT: call void @level2all_early(i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[LOCAL]]) #[[ATTR4]]
; TUNIT-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[C]], 0
; TUNIT-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; TUNIT: if.then:
; TUNIT-NEXT: call void @level2a() #[[ATTR3]]
; TUNIT-NEXT: br label [[IF_END:%.*]]
; TUNIT: if.else:
; TUNIT-NEXT: call void @level2b() #[[ATTR3]]
; TUNIT-NEXT: br label [[IF_END]]
; TUNIT: if.end:
; TUNIT-NEXT: call void @level2all_late(i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[LOCAL]]) #[[ATTR3]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: norecurse nosync nounwind
; CGSCC-LABEL: define {{[^@]+}}@level1
; CGSCC-SAME: (i32 [[C:%.*]]) #[[ATTR1]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[LOCAL:%.*]] = alloca i32, align 4
; CGSCC-NEXT: call void @level2all_early(i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[LOCAL]]) #[[ATTR5]]
; CGSCC-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[C]], 0
; CGSCC-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; CGSCC: if.then:
; CGSCC-NEXT: call void @level2a(i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[LOCAL]]) #[[ATTR4]]
; CGSCC-NEXT: br label [[IF_END:%.*]]
; CGSCC: if.else:
; CGSCC-NEXT: call void @level2b(i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[LOCAL]]) #[[ATTR4]]
; CGSCC-NEXT: br label [[IF_END]]
; CGSCC: if.end:
; CGSCC-NEXT: call void @level2all_late(i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[LOCAL]]) #[[ATTR4]]
; CGSCC-NEXT: ret void
;
entry:
%local = alloca i32
call void @level2all_early(i32* %local)
%tobool = icmp ne i32 %C, 0
br i1 %tobool, label %if.then, label %if.else
if.then: ; preds = %entry
call void @level2a(i32* %local)
br label %if.end
if.else: ; preds = %entry
call void @level2b(i32* %local)
br label %if.end
if.end: ; preds = %if.else, %if.then
call void @level2all_late(i32* %local)
ret void
}
define internal void @level2all_early(i32* %addr) {
; TUNIT: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; TUNIT-LABEL: define {{[^@]+}}@level2all_early
; TUNIT-SAME: (i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; CGSCC-LABEL: define {{[^@]+}}@level2all_early
; CGSCC-SAME: (i32* nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; CGSCC-NEXT: store i32 17, i32* [[ADDR]], align 4
; CGSCC-NEXT: ret void
;
entry:
store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
store i32 17, i32* %addr, align 4
ret void
}
define internal void @level2a(i32* %addr) {
; TUNIT: Function Attrs: norecurse nosync nounwind
; TUNIT-LABEL: define {{[^@]+}}@level2a
; TUNIT-SAME: () #[[ATTR1]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 17) #[[ATTR5]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nosync nounwind
; CGSCC-LABEL: define {{[^@]+}}@level2a
; CGSCC-SAME: (i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR3]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; CGSCC-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; CGSCC-NEXT: [[QQQQ2:%.*]] = load i32, i32* [[ADDR]], align 4
; CGSCC-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 [[QQQQ2]]) #[[ATTR4]]
; CGSCC-NEXT: ret void
;
entry:
%0 = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
%1 = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
%qqqq2 = load i32, i32* %addr
call void @use(i32 %0, i32 %1, i32 %qqqq2)
ret void
}
define internal void @level2b(i32* %addr) {
; TUNIT: Function Attrs: norecurse nosync nounwind
; TUNIT-LABEL: define {{[^@]+}}@level2b
; TUNIT-SAME: () #[[ATTR1]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 17) #[[ATTR5]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nosync nounwind
; CGSCC-LABEL: define {{[^@]+}}@level2b
; CGSCC-SAME: (i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR3]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; CGSCC-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; CGSCC-NEXT: [[TMP2:%.*]] = load i32, i32* [[ADDR]], align 4
; CGSCC-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 [[TMP2]]) #[[ATTR4]]
; CGSCC-NEXT: ret void
;
entry:
%0 = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
%1 = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
%2 = load i32, i32* %addr
call void @use(i32 %0, i32 %1, i32 %2)
ret void
}
define internal void @level2all_late(i32* %addr) {
; TUNIT: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; TUNIT-LABEL: define {{[^@]+}}@level2all_late
; TUNIT-SAME: (i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; CGSCC-LABEL: define {{[^@]+}}@level2all_late
; CGSCC-SAME: (i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; CGSCC-NEXT: store i32 5, i32* [[ADDR]], align 4
; CGSCC-NEXT: ret void
;
entry:
store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
store i32 5, i32* %addr, align 4
ret void
}
declare dso_local void @use(i32, i32, i32) nosync norecurse nounwind
;.
; TUNIT: attributes #[[ATTR0]] = { norecurse nosync nounwind "kernel" }
; TUNIT: attributes #[[ATTR1]] = { norecurse nosync nounwind }
; TUNIT: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind willreturn memory(write) }
; TUNIT: attributes #[[ATTR3]] = { nosync nounwind }
; TUNIT: attributes #[[ATTR4]] = { nofree nosync nounwind willreturn }
; TUNIT: attributes #[[ATTR5]] = { nounwind }
;.
; CGSCC: attributes #[[ATTR0]] = { norecurse nosync nounwind "kernel" }
; CGSCC: attributes #[[ATTR1]] = { norecurse nosync nounwind }
; CGSCC: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind willreturn memory(write) }
; CGSCC: attributes #[[ATTR3]] = { nosync nounwind }
; CGSCC: attributes #[[ATTR4]] = { nounwind }
; CGSCC: attributes #[[ATTR5]] = { nounwind willreturn }
;.
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